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| 1/2/2015 | Cocopah Speedway - Somerton, AZ Winter Heat Sprint Car Showdown 410 Sprints - Winged | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 6th (DNF) | - | 4th | 11th |
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| 1/3/2015 | Cocopah Speedway - Somerton, AZ Winter Heat Sprint Car Showdown 410 Sprints - Winged | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 5th | - | - | 24th (DNF) |
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| 1/6/2015 | Cocopah Speedway - Somerton, AZ Winter Heat Sprint Car Showdown 410 Sprints - Winged | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 2nd | - | 11th | - |
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| 1/9/2015 | Cocopah Speedway - Somerton, AZ Winter Heat Sprint Car Showdown 410 Sprints - Winged | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 2nd | - | DNS | - |
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| 1/10/2015 | Cocopah Speedway - Somerton, AZ Winter Heat Sprint Car Showdown 410 Sprints - Winged | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 5th | - | - | 4th |
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| 1/13/2015 | Tulsa Expo Raceway - Tulsa, OK Chili Bowl Nationals Midgets | Results | | Sam Hafertepe Jr (Midgets) | 1st | 2nd | - | 13th |
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| 1/17/2015 | Tulsa Expo Raceway - Tulsa, OK Chili Bowl Nationals Midgets | Results | | Sam Hafertepe Jr (Midgets) | - | - | 16th | - |
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| 2/11/2015 | Volusia Speedway Park - De Leon Springs, FL 410 Sprints - Winged: All Star Circuit of Champions | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 9th | - | 3rd | 18th |
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| 2/12/2015 | Volusia Speedway Park - De Leon Springs, FL 410 Sprints - Winged: All Star Circuit of Champions | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 9th | - | 5th | 23rd |
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| 2/13/2015 | Volusia Speedway Park - De Leon Springs, FL 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 3rd | - | - | 19th |
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| 2/14/2015 | Volusia Speedway Park - De Leon Springs, FL 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 8th | - | 10th | - |
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| 2/19/2015 | East Bay Raceway Park - Tampa, FL 360 Sprints - Winged: ASCS National | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | 2nd | 12th |
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| 2/20/2015 | East Bay Raceway Park - Tampa, FL 360 Sprints - Winged: ASCS National | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 3rd | - | 3rd | 12th |
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| 2/21/2015 | East Bay Raceway Park - Tampa, FL 360 Sprints - Winged: ASCS National | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | 2nd | 21st (DNF) |
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| 2/27/2015 | Bubba Raceway Park - Ocala, FL 360 Sprints - Winged: ASCS National | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 3rd | - | 3rd | 24th (DNF) |
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| 2/28/2015 | Bubba Raceway Park - Ocala, FL 360 Sprints - Winged: ASCS National | Rain Out |
| 3/13/2015 | Golden Triangle Raceway Park - Beaumont, TX 360 Sprints - Winged: ASCS Gulf South Region | Rain Out |
| 3/14/2015 | Battleground Speedway - Highlands, TX 360 Sprints - Winged: ASCS Gulf South Region | Rain Out |
| 3/20/2015 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Red River Region | Rain Out |
| 3/21/2015 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Red River Region 305 Sprints - Winged | Rain Out |
| 3/27/2015 | Golden Triangle Raceway Park - Beaumont, TX 360 Sprints - Winged: ASCS Gulf South Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 8th | - | 5th | - |
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| 3/28/2015 | Battleground Speedway - Highlands, TX 360 Sprints - Winged: ASCS Gulf South Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 3rd | - | - | 11th |
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| 4/3/2015 | Monarch Motor Speedway - Wichita Falls, TX 360 Sprints - Winged: ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 3rd | - | - | 8th |
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| 4/18/2015 | Moberly Motorsports Park - Moberly, MO 360 Sprints - Winged: ASCS National with ASCS Warrior Region 410 Sprints - Winged | Rain Out |
| 4/24/2015 | Devil's Bowl Speedway - Mesquite, TX 410 Sprints - Winged: World of Outlaws | Rain Out |
| 4/25/2015 | Devil's Bowl Speedway - Mesquite, TX 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 4th | - | - | 8th |
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| 5/1/2015 | Salina Highbanks Speedway - Salina, OK 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 9th | - | 6th | 24th |
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| 7/24/2015 | Outlaw Motor Speedway - Oktaha, OK 360 Sprints - Winged: ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 1st | - | - | 1st |
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| 7/25/2015 | Longdale Speedway - Longdale, OK 360 Sprints - Winged: ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 4th | - | - | 1st |
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| 7/31/2015 | Brockville Ontario Speedway - Elizabethtown, ON 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | - | - | - | - |
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| 8/1/2015 | Autodrome Drummond - Drummondville, QC 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | - | - | - | - |
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Listen on RacinBoys08/06/15 7:00 PM CST Click the icon to go to broadcast | 8/6/2015 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged: ASCS National | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 6th | - | 8th | - |
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Listen on RacinBoys08/08/15 6:30 PM CST Click the icon to go to broadcast | 8/8/2015 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged: ASCS National | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | - | - | 21st (DNF) | - |
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| 8/13/2015 | Knoxville Raceway - Knoxville, IA 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 10th | - | - | - |
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| 8/14/2015 | Knoxville Raceway - Knoxville, IA 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 9th | - | 2nd | 19th |
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| 8/15/2015 | Knoxville Raceway - Knoxville, IA 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | - | - | 22nd | - |
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| 8/21/2015 | Heart O' Texas Speedway - Waco, TX 360 Sprints - Winged: ASCS Gulf South Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 6th | - | 4th | 20th (DNF) |
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Listen on RacinBoys08/23/15 7:00 PM EST Click the icon to go to broadcast | 8/23/2015 | Missouri State Fair Speedway - Sedalia, MO 360 Sprints - Winged: ASCS National with ASCS Warrior Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | - | 7th |
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| 8/28/2015 | Monarch Motor Speedway - Wichita Falls, TX 360 Sprints - Winged: ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 3rd | - | - | 2nd |
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| 8/29/2015 | Abilene Speedway - Abilene, TX 360 Sprints - Winged: ASCS Red River Region | Rain Out |
| 9/4/2015 | Battleground Speedway - Highlands, TX 360 Sprints - Winged: ASCS Gulf South Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | - | 3rd |
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| 9/5/2015 | Battleground Speedway - Highlands, TX 360 Sprints - Winged: ASCS Gulf South Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | - | - | - | 1st |
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| 9/11/2015 | Merrittville Speedway - Thorold, ON 360 Sprints - Winged: Southern Ontario Sprints | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 1st | - | - | 5th |
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| 9/12/2015 | Utica-Rome Speedway - Vernon, NY 360 Sprints - Winged: Empire Super Sprints with PST-Patriot Sprint Tour, United Racing Club | Rain Out |
| 9/18/2015 | Ohsweken Speedway - Ohsweken, ON 360 Sprints - Winged: Empire Super Sprints with Southern Ontario Sprints, PST-Patriot Sprint Tour, SOD-Sprints On Dirt (360s) | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | 7th | 2nd |
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| 9/19/2015 | Ohsweken Speedway - Ohsweken, ON 360 Sprints - Winged: Empire Super Sprints with Southern Ontario Sprints, PST-Patriot Sprint Tour, SOD-Sprints On Dirt (360s) | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 3rd | - | - | 8th |
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| 9/25/2015 | Lucas Oil Speedway - Wheatland, MO 360 Sprints - Winged: ASCS National with ASCS Warrior Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 4th | - | - | 6th |
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| 9/26/2015 | Lucas Oil Speedway - Wheatland, MO 360 Sprints - Winged: ASCS National with ASCS Warrior Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | 1st | 9th |
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| 10/3/2015 | Timberline Speedway - Corley, TX 360 Sprints - Winged: ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | - | 1st |
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| 10/9/2015 | Rocket Raceway Park - Petty, TX 360 Sprints - Winged: ASCS Red River Region | Canceled |
| 10/10/2015 | Lone Star Speedway - Kilgore, TX 360 Sprints - Winged: ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 4th | - | - | 1st |
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Watch on RacinBoys10/16/15 7:00 PM CST Click the icon to go to broadcast | 10/16/2015 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Red River Region | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 5th | - | 4th | - |
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Watch on RacinBoys10/17/15 7:00 PM CST Click the icon to go to broadcast | 10/17/2015 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Red River Region 305 Sprints - Winged | Results | | Sam Hafertepe Jr (360 Sprints - Winged) | 2nd | - | - | 1st |
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| 10/28/2015 | I-30 Speedway - Little Rock, AR 360 Sprints - Winged: ASCS National | Rain Out |
| 10/30/2015 | I-30 Speedway - Little Rock, AR 360 Sprints - Winged: ASCS National 410 Sprints - Winged | Rain Out |
| 10/31/2015 | I-30 Speedway - Little Rock, AR 360 Sprints - Winged: ASCS National | Rain Out |
| 11/6/2015 | The Dirt Track at Charlotte - Concord, NC 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 7th | - | - | - |
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| 11/7/2015 | The Dirt Track at Charlotte - Concord, NC 410 Sprints - Winged: World of Outlaws | Rain Out |
| 11/8/2015 | The Dirt Track at Charlotte - Concord, NC 410 Sprints - Winged: World of Outlaws | Results | | Sam Hafertepe Jr (410 Sprints - Winged) | 9th | - | - | - |
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